56603960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1789}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 146923200

約数和(自身を除く): 90319240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 1789, 2260, 3164, 3578, 3955, 4520, 6328, 7156, 7910, 8945, 12523, 14312, 15820, 17890, 25046, 31640, 35780, 50092, 62615, 71560, 100184, 125230, 202157, 250460, 404314, 500920, 808628, 1010785, 1415099, 1617256, 2021570, 2830198, 4043140, 5660396, 7075495, 8086280, 11320792, 14150990, 28301980, 56603960]

約数ペア:

[(1, 56603960), (2, 28301980), (4, 14150990), (5, 11320792), (7, 8086280), (8, 7075495), (10, 5660396), (14, 4043140), (20, 2830198), (28, 2021570), (35, 1617256), (40, 1415099), (56, 1010785), (70, 808628), (113, 500920), (140, 404314), (226, 250460), (280, 202157), (452, 125230), (565, 100184), (791, 71560), (904, 62615), (1130, 50092), (1582, 35780), (1789, 31640), (2260, 25046), (3164, 17890), (3578, 15820), (3955, 14312), (4520, 12523), (6328, 8945), (7156, 7910)]